Banksy publishes video detailing auction stunt plan – video

Play Video

1:01

The anonymous graffiti artist Banksy has published a video detailing how he installed a shredder into the frame of one of his best-known works, Girl With Balloon.

The piece was the final item in an auction at Sotheby's in London on Friday night and its sale price equalled the artist's previous auction record of £1.04m. Just moments after it was sold the piece self-destructed